HIGH8.8

PYSEC-2026-1644

MLFlow unsafe deserialization

Details

Deserialization of untrusted data can occur in versions of the MLflow platform running version 1.23.0 or newer, enabling a maliciously uploaded LightGBM scikit-learn model to run arbitrary code on an end user’s system when interacted with.

Are you affected?

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Affected packages

PyPI/mlflow

Introduced in: 1.23.0

No fixed version published yet for mlflow (pip). Pin to a known-safe version or switch to an alternative.

References

https://nvd.nist.gov/vuln/detail/CVE-2024-37056[ADVISORY]
https://github.com/mlflow/mlflow[PACKAGE]
https://hiddenlayer.com/sai-security-advisory/mlflow-june2024[WEB]
https://pypi.org/project/mlflow[PACKAGE]
https://github.com/advisories/GHSA-7p8j-qv6x-f4g4[ADVISORY]